What is a pressurized portafilter? How about a non-pressurized portafilter? Is one better than the other? What about those bottomless portafilters -- are they necessary or just a random geek accessory? Gail breaks down the intricacies of one of the most essential elements of an espresso machine -- explaining how they work, why you would want one type over another and what purpose, if any, bottomless portafilters have.
The Lowdown on Portafilters
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Kat is a passionate coffee enthusiast and seasoned blogger. Read her posts for insights on brew methods, coffee recipes, and machine reviews.
